Note 10 - Employee Post-Employment Benefits (Details) - Benefits Expected to be Paid in Each of the Next Five Years and in the Aggregate for the Five Years Thereafter (USD $) In Thousands, unless otherwise specified	Jun. 03, 2014
Pension Benefits [Member]
Note 10 - Employee Post-Employment Benefits (Details) - Benefits Expected to be Paid in Each of the Next Five Years and in the Aggregate for the Five Years Thereafter [Line Items]
2015	$ 4,055
2016	2,315
2017	2,360
2018	2,296
2019	2,243
2020-2024	19,728
Postretirement Medical and Life Benefits [Member]
Note 10 - Employee Post-Employment Benefits (Details) - Benefits Expected to be Paid in Each of the Next Five Years and in the Aggregate for the Five Years Thereafter [Line Items]
2015	129
2016	138
2017	133
2018	148
2019	103
2020-2024	$ 523

Note 10 - Employee Post-Employment Benefits (Details) - Benefits Expected to be Paid in Each of the Next Five Years and in the Aggregate for the Five Years Thereafter (USD $)
In Thousands, unless otherwise specified

Jun. 03, 2014

Pension Benefits [Member]

Note 10 - Employee Post-Employment Benefits (Details) - Benefits Expected to be Paid in Each of the Next Five Years and in the Aggregate for the Five Years Thereafter [Line Items]

$ 4,055

2,315

2,360

2,296